. >> reporter: good news for drivers across america. gas prices are falling. the national average for a gallon dropped to $3.56, down about a nickel from last week. and there may be more relief by autumn. prices falling to $3.40. gas prices are going down. how do you feel about that? >> that's a good thing. it's great. tired of paying high prices. >> i think it would be amazing. if it goes down, it would be great. yeah, a great thing for me. i think i'll come into the city more off with my car. >> reporter: the reason for the dip? aaa says crude oil prices are lower, providing downyard pressure on prices. and the agency says, if there are no major hurricanes the rest of this season to threaten refinery production, prices are expected to stay the same about fall even more. and the good news just keeps on pouring in. after three years of rising prices, the gas average for 2014 is expected to be $3.37, that's the lowest national average since 2010. david? >> welcome news. thank you. >>> and it was last night here we reported on that group gathering in iowa, calli